package 练习.杨辉三角;

import java.util.Scanner;

public class test {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[][] arr=new int[10][10];
		for(int i=0;i<arr.length; i++) {
			for (int j = 0; j <= i; j++) {
				if (j == 0 || j == i) {
					arr[i][j] = 1;
				} else {
					arr[i][j] = arr[i - 1][j - 1] + arr[i - 1][j];
				}
				System.out.print(arr[i][j]+" ");
			}
			System.out.println();
		}
	}
}

